Mark Carlson, M.S., CCC-SLP
NPI 1265661243 · Speech-Language Pathologist · Portland, OR
Mark Carlson, M.S., CCC-SLP is a Speech-Language Pathologist provider in Portland, OR (NPI 1265661243).
Provider details
- NPI number
- 1265661243
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- M.S., CCC-SLP
- Sex
- Male
- Sole proprietor
- Yes
- License
- 12024 (OR)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-07-10
- Last updated
- 2009-07-10
Frequently asked questions
- What is Mark Carlson's NPI number?
- Mark Carlson's National Provider Identifier (NPI) is 1265661243, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Carlson's specialty?
- Mark Carlson is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Mark Carlson located?
- Mark Carlson's practice location on file with NPPES is 1603 Ne 52nd Ave, Portland, OR 97213-2725.
- What is Mark Carlson's phone number?
- The practice phone number listed in the NPPES registry for Mark Carlson is (503) 922-0768.
- Is Mark Carlson's NPI active?
- Yes — Mark Carlson's NPI (1265661243) is active in the NPPES registry as of the last update on 2009-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.